Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 299 · 40 questions

Code tip (Pages for everyone): Headings go down one level at a time: h1 → h2 → h3 (they may jump back up). Alt text on images, clear link text, labels on form boxes, big enough text. Strong contrast (black on white, yellow on black) is easy to read; light grey on white is not.

1. 1.Which colour pair is easy to read? (a) red on green (b) dark grey on white (c) blue on purple (d) pink on red
2. 2.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
5. 5.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
6. 6.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
7. 7.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h6> (d) <h1>
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
9. 9.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h3> (d) <h6>
10. 10.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
11. 11.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
12. 12.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
14. 14.Which colour pair is hard to read? (a) black on white (b) light grey on white (c) dark grey on white (d) yellow on black
15. 15.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
16. 16.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
17. 17.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
18. 18.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) pink on red (d) black on white
19. 19.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
20. 20.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
21. 21.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
23. 23.Which colour pair is easy to read? (a) yellow on black (b) red on green (c) yellow on white (d) blue on purple
24. 24.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
25. 25.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) red on green (d) white on black
26. 26.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
27. 27.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
29. 29.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
30. 30.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) red on green (d) yellow on black
31. 31.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
32. 32.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
33. 33.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
34. 34.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
36. 36.Which colour pair is hard to read? (a) white on black (b) yellow on white (c) white on dark blue (d) yellow on black
37. 37.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h6>
38. 38.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
39. 39.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
40. 40.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) white on dark blue (d) pink on red

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